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$245+ Cheap flights from Michigan to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — OPO
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Michigan to Porto

Cheapest flights from Michigan to Porto
Explore the most affordable flight options available from Michigan to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This FlightHub deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
ORD
-
OPO
1 stop33h 45m
Scandinavian Airlines
Fri 4/175:55 pm
OPO
-
ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 2/11$443
This oojo deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:10 pm
ORD
-
OPO
1 stop20h 50m
TAP AIR PORTUGAL
Wed 3/118:55 am
OPO
-
ORD
1 stop12h 05m
TAP AIR PORTUGAL
Deal found 2/9$473
This FlightHub deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:00 pm
GRR
-
OPO
2 stops22h 25m
Lufthansa
Thu 4/3012:10 pm
OPO
-
GRR
2 stops32h 51m
Lufthansa
Deal found 2/9$482
This FlightHub deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
ORD
-
OPO
1 stop33h 45m
Scandinavian Airlines
Sun 4/196:20 pm
OPO
-
ORD
1 stop27h 50m
Scandinavian Airlines
Deal found 2/11$483
This FlightHub deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:58 pm
GRR
-
OPO
2 stops29h 27m
Lufthansa
Tue 4/286:20 am
OPO
-
GRR
2 stops22h 17m
Lufthansa
Deal found 2/9$484
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 pm
ORD
-
OPO
1 stop32h 15m
Scandinavian Airlines
Sun 4/126:20 pm
OPO
-
ORD
1 stop27h 50m
Scandinavian Airlines
Deal found 2/10$488
This oojo deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:15 pm
ORD
-
OPO
1 stop15h 45m
TAP AIR PORTUGAL
Sat 2/288:00 pm
OPO
-
ORD
1 stop24h 45m
TAP AIR PORTUGAL
Deal found 2/9$513
This oojo deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:15 pm
ORD
-
OPO
1 stop18h 45m
TAP AIR PORTUGAL
Thu 4/306:05 pm
OPO
-
ORD
1 stop27h 55m
TAP AIR PORTUGAL
Deal found 2/9$523
This Scandinavian Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 pm
ORD
-
OPO
1 stop32h 15m
Scandinavian Airlines
Fri 4/105:55 pm
OPO
-
ORD
1 stop28h 15m
Scandinavian Airlines
Deal found 2/10$543
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:25 pm
ORD
-
OPO
2 stops19h 55m
Multiple Airlines
Tue 5/1210:30 pm
OPO
-
ORD
3 stops28h 55m
Multiple Airlines
Deal found 2/9$555
This Mytrip deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:40 am
ORD
-
OPO
2 stops27h 50m
Multiple Airlines
Thu 4/306:00 am
OPO
-
ORD
1 stop19h 55m
Multiple Airlines
Deal found 2/9$572
This FlightHub deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:00 pm
GRR
-
OPO
2 stops21h 50m
Lufthansa
Thu 5/146:20 am
OPO
-
GRR
2 stops20h 30m
Lufthansa
Deal found 2/9$593

Find flight deals from Michigan to Porto

Keep the following information in mind while searching for Michigan to Porto flight deals. Data was last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$443
(FlightHub)

One-way from

$245
(Kiwi.com)

Popular in

April

Cheapest in

January
Provider with most accurate pricing for Detroit (DTT)-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Porto flights.
Search Deals
From Michigan to Porto
Search Deals
One-way flight from Michigan to Porto
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Michigan to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Michigan to Porto that are best for you.

Fly from

Michigan

Fly to

Porto

Route

Depart

Return

Price

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Tue 4/21

8:00 pm-11:25 pm

2 stops22h 25m

Porto

Thu 4/30

12:10 pm-4:01 pm

2 stops32h 51m

$482

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 2/27

8:15 pm-3:55 pm

1 stop13h 40m

Porto

Tue 3/3

8:00 pm-3:00 pm

1 stop25h 00m

$581

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 4/22

6:00 pm-7:00 pm

1 stop19h 00m

Porto

Sun 4/26

6:00 am-4:00 pm

1 stop16h 00m

$583

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Tue 4/28

8:00 pm-10:50 pm

2 stops21h 50m

Porto

Thu 5/14

6:20 am-9:50 pm

2 stops20h 30m

$593

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 3/11

1:09 pm-3:25 pm

2 stops21h 16m

Porto

Wed 3/18

6:00 am-6:51 pm

2 stops17h 51m

$605

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Wed 4/29

2:20 pm-4:00 pm

2 stops20h 40m

Porto

Sat 5/9

8:40 pm-10:21 pm

2 stops30h 41m

$612

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 5/6

6:00 pm-11:10 pm

1 stop23h 10m

Porto

Fri 5/15

10:00 am-4:00 pm

1 stop12h 00m

$621

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Sun 4/19

1:36 pm-3:25 pm

2 stops19h 49m

Porto

Sun 5/3

5:00 am-2:15 pm

1 stop15h 15m

$630

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Tue 4/21

6:00 am-9:45 am

1 stop22h 45m

Porto

Tue 4/28

6:00 am-6:35 pm

2 stops17h 35m

$639

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 4/13

8:39 am-7:40 am

2 stops17h 01m

Porto

Sun 4/19

12:25 pm-12:25 am

2 stops18h 00m

$657

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 44 results
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Best time to book a flight from Michigan to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Michigan with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Michigan to Porto
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Michigan to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Michigan?

    Porto (OPO) is the airport you will fly into if you book a flight from Michigan to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

  • How long is the flight from Michigan to Porto?

    A quick flight from Michigan to Porto can take about 13h 40m. Lufthansa provides one of the quickest options available for as low as $581. Airlines will cover a distance of 3931 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Michigan to Porto?

    While some choose either Chicago Midway - Porto or Grand Rapids Gerald R. Ford Intl - Porto, Chicago O'Hare Intl - Porto is the most popular route from Michigan to Porto.

  • Can I find deals for flights from Michigan to Porto that include hotel bookings?

    Yes. In addition to deals on Michigan to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Michigan to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Michigan to Porto.

  • Can I find deals for business class flights from Michigan to Porto?

    Yes. Cheapflights offers flight deals from Michigan to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Michigan to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Michigan to Porto

Discover the top 4 airlines that operate flights from Michigan to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$441Average$1,043FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$528Average$867FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$615Average$808FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$667Average$1,039FlexibilityNo cancel feeOn-time69%

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